31723033088

素因数分解:

$2^9\times {\mathrm{31}}^1\times {\mathrm{1998679}}^1$

素因数の和:1998728

約数の個数: 40

約数和(自身を含む): 65428788480

約数和(自身を除く): 33705755392

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 496, 512, 992, 1984, 3968, 7936, 15872, 1998679, 3997358, 7994716, 15989432, 31978864, 61959049, 63957728, 123918098, 127915456, 247836196, 255830912, 495672392, 511661824, 991344784, 1023323648, 1982689568, 3965379136, 7930758272, 15861516544, 31723033088]

約数ペア:

[(1, 31723033088), (2, 15861516544), (4, 7930758272), (8, 3965379136), (16, 1982689568), (31, 1023323648), (32, 991344784), (62, 511661824), (64, 495672392), (124, 255830912), (128, 247836196), (248, 127915456), (256, 123918098), (496, 63957728), (512, 61959049), (992, 31978864), (1984, 15989432), (3968, 7994716), (7936, 3997358), (15872, 1998679)]